Re: Network Alias

[Thomas Haller <thaller redhat com>]

On Thu, 2019-09-26 at 16:05 +0000, Yannick MOLINET wrote:
> Do you have an idea when this feature could be introduce ?
> I'm need it in a current project, using the python lib for network-
> manager.

Hi,


No idea. Somebody needs to send a patch, and so far, I am not aware of
anybody working on this. Sorry if that's disappointing.


best,
Thomas


> Thanks,
> Yannick
>
> -----Message d'origine-----
> De : Thomas Haller <thaller redhat com> 
> Envoyé : samedi 21 septembre 2019 17:00
> À : Yannick MOLINET <yannick adn-systemes fr>; 
> networkmanager-list gnome org
> Objet : Re: Network Alias
>
> On Sat, 2019-09-21 at 14:53 +0000, Yannick MOLINET wrote:
> > In some case, i use iptables rules based on device... Using label.
> > Multiple IP don't work in this case. 
>
> I see. That makes sense.
>
> This should probably be added and is a worthy RFE.
>
>
> best,
> Thomas
>
>
> > Cordialement,
> > Yannick MOLINET
> >
> > Envoyé depuis mon mobile.
> > De : Thomas Haller <thaller redhat com> Envoyé : samedi 21
> > septembre 
> > 2019 16:40 À : Yannick MOLINET; networkmanager-list gnome org Objet
> > : 
> > Re: Network Alias
> >
> > On Mon, 2019-09-16 at 06:04 +0000, Yannick MOLINET wrote:
> > > Hi all,
> > >  
> > > I’m searching how to add an network alias (and not a secondary
> > > ip)
> > on
> > > a network interface, like eth0:0 or ens3:1 or dummy0:4, with
> > Network
> > > Manager (nmcli).
> >
> > Hi,
> >
> >
> > These "aliases" are implemented by kernel by attaching a "label"
> > to 
> > the address (IFA_LABEL).
> > This is what you see in the deprecated `ifconfig` command line
> > tool.
> > But beyond that, the label is
> > not really useful (is it?) and only partly supported by 
> > NetworkManager. But multiple IP addresses work, of course.
> >
> > Why do you need the label? Just configure multiple IP addresses:
> >
> > $ nmcli connection modify "$PROFILE" ipv4.addresses 
> > "192.168.5.100/24,192.168.6.100/24"
> > $ nmcli connection modify "$PROFILE" +ipv4.addresses 
> > "192.168.7.100/24"
> >
> >
> > Note that the ifcfg-rh settings plugin of NetworkManager supports
> > the 
> > label, but the keyfile plugin does not. That's a severe limitation,
> > to 
> > the point where it's not useful. Also, nmcli does not support the 
> > label...
> >
> >
> >
> > best,
> > Thomas

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